Backwards treadmill walking isn’t foolproof ... then pushing through your heel as you straighten your leg. Think of it as a toe-to-heel rocking motion, Dr. Agnew says. There’s no magic ...

That’s why he recommends starting with a very slow speed (a good rule of thumb is half the pace you’d walk forward at, he says), attaching the treadmill safety clip (if there is one) to your clothing, ...